
E X A 1 2 5 0
Model Name:
RJ–4100
E X A 1 2 5 0
Model Name:
RJ–4100
Command Errors
When Message is Displayed
1
2
3
4
5
• MH01 Error (Undefined Command)
A command that is not defined in any
command mode has been analysed
• MH02 Error (Parameter Error)
Wrong number of parameters follow-
ing the command
• MH03 Error (Numerical Error)
Wrong number of parameters follow-
ing the command
• MH04 Error (Undefined Character
Set)
A nonexistent character set is present
• MH07 Error (Buffer Overflow)
The polygon buffer or the download-
able character buffer has overflowed
1-1
1-2
1-3
1-4
• Try communicating with the available computer and cable.
→
Contact your Mutoh local dealer.
Confirm: Does the error occur when the RS-232C cable is changed?
→
There may be a broken signal lead in the RS-232C cable or the cable itself may be too
long for good communication.
Advise the use of a cable that gives good communication.
• Is there any record of an error in the printing data?
→
Try changing the type of application driver.
• If the symptoms persist despite various application driver changes
→
Obtain the printing data (Report to the your local dealer after you have obtained it).
• The main board assembly may be damaged.
→
Replace it.
No.
Symptom
Sequence
Items to be Confirmed
When Message is Displayed
Command Errors
1140
R E P
B A C
G O T O R e f . P a g e s
141